Question 1979
{"accessible":false,"alternatives":[{"id":9848,"text":"ethesioneuroblastomas arise from the ethmoid sinus and spread into the cribriform plate"},{"id":9849,"text":"imaging can differentiate between most sinus tumors"},{"id":9850,"text":"invasion of the bony orbit is T4 disease"},{"id":9851,"text":"most sinus malignancies are T2 iso or hypointense"}],"archived":false,"correctAlternativeId":9851,"explanation":"\u003cp\u003eMost sinus malignancies are T2 hypo or isointense which helps to differentiate the tumor from inflammatory mucosa or fluid which is T2 hyperintense.\u0026nbsp;\u003c/p\u003e\u003cp\u003eEthesioneuroblastomas arise from the cribriform plate and invade into the adjacent ethmoid sinus.\u003c/p\u003e\u003cp\u003eThe role of imaging is for staging and guiding the biopsy, rather than reliably distinguishing between types of sinus tumors.\u0026nbsp;\u003c/p\u003e\u003cp\u003eInvasion of the bony orbit is T3 disease. Invasion through the periorbita is T4 disease.\u003c/p\u003e\u003cp\u003e\u003cstrong\u003eReferences:\u003c/strong\u003e\u003c/p\u003e\u003cp\u003eKawaguchi M, Kato H, Tomita H, Mizuta K, Aoki M, Hara A, Matsuo M. Imaging Characteristics of Malignant Sinonasal Tumors. J Clin Med. 2017 Dec 6;6(12):116. doi: 10.3390/jcm6120116. PMID: 29211048; PMCID: PMC5742805.\u003c/p\u003e\u003cp\u003eDean KE, Shatzkes D, Phillips CD. Imaging Review of New and Emerging Sinonasal Tumors and Tumor-Like Entities from the Fourth Edition of the World Health Organization Classification of Head and Neck Tumors. AJNR Am J Neuroradiol. 2019 Apr;40(4):584-590. doi: 10.3174/ajnr.A5978. Epub 2019 Feb 14. PMID: 30765377; PMCID: PMC7048508.\u003c/p\u003e\u003cp\u003e\u0026nbsp;\u003c/p\u003e","id":1979,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1979","nextQuestionPath":null,"relatedArticles":[{"id":9341,"title":"Olfactory neuroblastoma","link":"/articles/olfactory-neuroblastoma?lang=us"},{"id":9366,"title":"Sinonasal disease","link":"/articles/sinonasal-disease?lang=us"},{"id":9658,"title":"Inverted papilloma","link":"/articles/inverted-papilloma?lang=us"},{"id":67352,"title":"Nasal cavity and ethmoid sinus carcinoma (staging)","link":"/articles/nasal-cavity-and-ethmoid-sinus-carcinoma-staging?lang=us"}],"alsoUsedIn":[{"id":986,"kind":"Course","title":"2021 Virtual Conference Private Use - page 986","link":"https://radiopaedia.org/courses/2021-virtual-conference-private-use/pages/986"},{"id":986,"kind":"Course","title":"Radiopaedia 2021 - isoCME - page 986","link":"https://radiopaedia.org/courses/radiopaedia-2021-isocme/pages/986"},{"id":986,"kind":"Course","title":"2022 Virtual Conference Private Use - page 986","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/986"},{"id":970,"kind":"RestrictedPage","title":"Page 970 (in no courses)","link":"https://radiopaedia.org/admin/restricted_pages/970"},{"id":955,"kind":"RestrictedPage","title":"Page 955 (in no courses)","link":"https://radiopaedia.org/admin/restricted_pages/955"},{"id":1,"kind":"LiveSchedule","title":"1","link":"https://radiopaedia.org/admin/live_schedules/1"},{"id":19,"kind":"LiveSchedule","title":"19","link":"https://radiopaedia.org/admin/live_schedules/19"},{"id":876,"kind":"Course","title":"2021 Virtual Conference Private Use - page 876","link":"https://radiopaedia.org/courses/2021-virtual-conference-private-use/pages/876"},{"id":876,"kind":"Course","title":"Radiopaedia 2021 - isoCME - page 876","link":"https://radiopaedia.org/courses/radiopaedia-2021-isocme/pages/876"},{"id":876,"kind":"Course","title":"Head \u0026 Neck Lectures - page 876","link":"https://radiopaedia.org/courses/head-neck-lectures/pages/876"}],"stem":"\u003cp\u003eWhich of the following statements is true about paranasal sinus malignancy?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/1979"}],"attemptsPercentages":[{"alternativeId":"9848","percentage":19},{"alternativeId":"9849","percentage":6},{"alternativeId":"9851","percentage":50},{"alternativeId":"9850","percentage":24}],"promptToLogin":false,"questionManager":false,"articleId":"sinonasal-adenocarcinoma"}